Rotary measuring device.



No. 874,994. ATENTED DEG. 32,71%?.

' M. H. RIOHRDSON.

ROTARY MEASURNG DEVICE.'

APPLICATION FILED MAR. 1G, 1907.

Z7 h fg l 15 plaoedjin engagementwith and moved across peripheral teeth. 15 yand extending'pp MYnoN n. RICHARDSON, or onic'iie'o, ILLINSQ ROTARY MEAsURiNG nevica e Nasr/'4,9941 specification of Letters Patent. rat'iitdnf31;reef?. Application fire-a umh 16.1907. sesamo. 362,629.

To all et 'may comerme of the projections.Y lThedepthof the reit known that-, MYaonli. RICHARD. cesses are substantially-equal? to theheight soN .a citizen' of the nitedl States, residing of the projections 11, 'that,When'thefregister at Chica o, in theoounty of Cook and State disks 'are 'placed inp'ositions'o that=the pro- 60 .,5 of v lhno s, have yinvented"certain new and jeetions 11 will enter.therespectiveiecess useful hnprovenients 'in Rotary Measuring. .'14, the periphery*rohthetdisls12Jwill rest Devices, ofwhlch the oilowing is a specica- "adjacent "the `face otathebase' orsugpp'o'rt .10. vt1on. .l 4 y A i The projections 112aresospa'oedflm ,ev-ach .This invention' reiates to improvements lother and the disks f12areoi' sueh'a diameter 65 10 11i-rotary measuring'- devicesv` particularly that a' portion oi' each,diskavilltoverlap a adapted 'for-measuring the length of articles portion oi. the next succeedingdisk-,-as yshown or surfaces, and the prim-ary'object of the more clearly in Fig-- ofthe-drawing, which. Vlnvention'ls to ,provide an. improved 'device permits the disks tolte arranged ,oompactly ofvv tl'uslcharacter AWliichfis adapted vto be The disksl are preferably provided With- 7e Wardl T the surface to'bemeasurediorrapidly as'cer-l from each disk is aiug orprojection 16 which ytaining-the lenththerecf. -is adapted to engage on'e'of theteetjh. 15 of A 4further object .is to provide an. im'-' the next succeedingdisk toimpart onestep 'i roved hand device of this character which of rctation to. the ldisk when the-disk carryy7 5 ao-'Willfbe simple', compact, light and durable in' ing the projection .has made one" k, ccimplete construction, and;eiiicientandefiective inoprievolution. i eration4 f ,A f Rotatably mounted upon lthe baseforlsup- Tojthe attainment of these ends and the port 10'is a disk or operating'member 17, a

' 5' accomplishment of. other new and useful portion of the periphery'f'of which-preferably 8c "2*5 iobjecta-aswill appear, the invention con- .projects beyond the baseorfsupportyl() and sists-in the'featu'res ci' novelty in. the consaid disk'or memberl17is of sucliagdiameter struction, combination and 'arrangement of and so located Withrespecttol-the first rethe several parts `hereinafter more uiiy decordel." disk 12- that aportion oi its periphery scribed and' claimed, and-shown in the -ao- "will extend under one'edge of saiddisk The 85 companymg drawing, illustrating an excnioperating member or vdisk 17 isf preferably pliication of the invention and in whichH provided with a serieso graduations 18 and figure iis a top pian 'view of an ,improved 'upwardly extending' lugs 'or projections 19,

device of' this character constructed in acwhich latter are so pl'acedjthat Whenthe disk cordancewith theprinciples .of this inver.n or operatingr member 17isrotated11or actu- 91 235v tion.' 1 Fig". 2 is a view sim'larto i with atedJ one of thelugsor projections 19 Will the top ofthe casingremoved. Fig. 3 Ais a engage one of the peripheralteeth 15 of the lon'gitudinal sectional view on line 3- 3 oi l adjacent disk 12 to `impart one step `oi`;.1c *ta Fig, 1. Fig 4 isan edgelview of one end oi 'i tion thereto," which vdiskin turnrf'vvill `impart Fig.' 1'. Y Fig. 5 is a detail view of a modiiied one step of rotation 'toftheineXt-succeeding 9 .fiofforxn of operating disk. disk in a similar inanner when y itxhas nfi'ade- ...Referring more particularly to thel draW` one complete revolution. i Y ing,fand in this exemplification of the inven- .The supporting baseorgmemb'er.- 10 is 'i tion the numeral' 1() designates a supporting adapted 'to be inserted inacasing orhousing base ofv any desired size and construetod o1" 20, which is provided 'with' vatop 21 and said 45 any suitable material. Projecting' beyond top 21 isprovided'with a-SerieSoapertures the face of the base '10 is a plurality ci' o o 22. larranged so 'a'sto receivethe-'ufp er por tion of the upstruck portionsgl-o t e disks 12 yand said upstrnckiportion's arerof a diameter to substantialljf ll't'he-fapertures 22 s6- 'ections 11, which are preferably cyiin( f v 1n construction-and are snit-al lyfspacedv each other.` l

will be substantiallyil'with'the top21,

The extreniityfofthe 'casing isffpreierably whichy arev preferably"constructed of thin `'metal and are fprovidedf with, an upstruck 'y v 50 -The numeral4 12 clesig'lnatesregister disks k that`v the upperface ofthe portions portion 13 .adjacent thelfcenter vthereof to open, as shownnioreclcailv ig.3 of the and theserece'ssesare :oi'fa ,draw ng-,pand.islso constructed1` vatfthe por-` jections' ll'and arefadaptedvto receiveione; i'whchextelr beyond hefbtes`efutr'supportv ofla screv'vv or bolt 23.

metal and is-sodisposed that the extremity. 25 thereo.. Will normally engage and rest 10 rotated when the measuring device is not in 11.36'.

button 26, Which is secured lto the brake '24 jacent 'theape'rtures therein. A. A vArranged aroundthe apertures .22 inthe.,

- vdisk or operating. member-17 preferably comv'prises two plates arranged on opposite "sides of a suit-able,l flexible member 30,'si1'ch as riib' to rotate. and operate the register disks when shown in Fig. l ofl the drawing, the device" i fmay be' moved across the saidsurf'ace. 41 .Theil disk. ,Thisf operation will continue, if' the Surface `to b e measured isloi'ig-enough, until the iir'st register vdi'skhasi'na'dc o iliecom plete 10 will lextend through and beyond theend I of the casing. The support or base 10 i's secured against displacement` Within the' casing in anysuitable manner, preferably by means 'Arranged Within the casing a suitable bra 1224 preferably constructed of spring' against the Vface of the. operating member .or disk, 17 to' prevent said. member from being Anysuitable means maybe provided for releasing the 'brake 24, such as a handle or and` preferably projects or extends through. the top 21 of the'casing and on-the yside ad- -top 2l' are a series. of indicating characters,

A similar indithefupstru'ck 1 portions 1 3.

17.v Any suitable means`,`s1 ich as springs 29:l

or the like, may be providedffor preventingaccidental rotation ofthe disks. 12'. The peIk rip ery of theldisk or operating-member 17 i s`- pre erably-milled or knurled as s hownrnorev clearly in Fig. 4.0i the drawing to. preventvthe disk'or operating member l'fron'slipf.v ping when thedevice-is in use In the modified o'rm shown in'Fig, the'.

ber or the like,.`Which also serves. to' .revent.' the disk from slipping andtocause t 'e same the operating 'member 'ordisk 17.' is rotated.

In'us'e the operator. grasps the casing20 'inl his hand in sucha nianner'that the o iierating disk or. member 17-niaybe placed in contact.

'l with the surface to be measured and assume"4 ingthe register disk to be in the .position knurled or-niilled'periphery of' thedisko-r member 1'7 -Willcau-se said disk ormember't'o" rotate as the device is advancedtand. 'as the projections'19v thereon engage one of the peripheral teeth of the"l adjacent register' disk,

12, the latter Will be rotated one'step 'andacontinuedrotation of -th-e operatingdiskor member17 Will causeanother projection -19 to' engageone of the peripheral teeth and inipart another stepof rotation to the recorder revolution and at the completion or the last step of rotation, the next register disk will be moved one stepy and so on.

Wvhen `the operating disk -or member 1T "reaches'the end 'of Athe surface, kthe opern't'oi" can'ascertain from the face of the casing the exact length of the' surface, iis-the disks are Varranged.to' indicate units, tens andhundreds of feet. Before the operator moves the device acrossthe surface; the button 2'6inust .be depressed so as toI release the brake 24.

Any suitable means may be provided for re-se-tting the registerdisks to -their' normal position and a simple and efficient means for acconiplishingthjs. purpose comprisesaii aper-4 ture or recess Sli'arra'nged preferably in the face of the upstru'ck portion 13 and into 4which any suitable pointed instrument, suchas a encil'or thelike, maybe inserted ro'in-l ydivi ually frotate the' register disks. The

hundreds.' disk being first set, v the tens and units disk may be 'similarly re-set. 3'-

, Iii `order that the' invention might 'be fully vunderstood" by'thoseskilled-in the art, the .details of. the foregoing;- ei'nbodirnent thereof have. been thuss'pecica'llylde'scribed,:but'

secure What I claim 'as'new'lai'id desire-to a liand'rotary device.,l the '1..Iii

combinationj'of a: 'support provided :with a., proje'etion extending-f beyond the', surface thereof, la register disk provided with an up-l -gstruck portion to* form/a5. jrecess adapted to "receive l.the proj ection to; ypivotally' :support the disk; meanlsfor: preventing displacement; @fille -'iSkae'n p'e'tingmber rotatable' 4niiount-ed on the .suppert and means Lopera'- disk about lits'Ipivotjwheii the merribersiop' erated, said member. being adapted-.f to. engage -andxmo've across 'the' surfacegto be In'afhand rotary-measuring.device-'the combination. cfa-Support provided ivith. a" proj ectionQ'. a register vdisk .provided with' Aan "Gasuredp upstruck portionforining ftijef'ses's adapted to )Ie'iv the projection to `form .'apivot; 'thedisk', 'a casing for thes'upport :and disk", said casing 'being provided 1 :With @an I .aperture adaptedfto receive the upstruck .portion toj`l v'Stli iierte 1erfratiigsweeter; @Hematite-Orf -erativebffl related tothesaid memberfor'moving the disk'. when'ftlie member-is rotated, the

peripheryV ofisaid ;rriember'lbeing adapted to. "befinovedinV engagement withand across the In a'hand .roary mea projection; a. register receive the projection 'toformv 'a4 pivot-.for the disk, ya' casing forlthesupporl't 'and disk," said" .casing being:- provided'.-withV fainv` aperturey adapted-'to receive 4the up'struck4 portion-"to pre ventv displacement ofthe disk, rotatably tim disk when the iiieiiibi-i is rotated, a p0rbsx.' projecting beyond the easing, the per iiphery ci thc nwmbel' ming adapted t0 b@ moved in mi zigmueut with mid across the Y maui-Qd, and means im r9- @t9-.i3 disk iii its adjusted p0- Uii.'

in a hzmd. rotary umasming device, the. umnbimiimi of Casing, provided with im @.ipei'tlnfff and lhziwingg a. seas of indicating @burain surrounding h@ aperture, a disk c within 'die cai-Sing sind having a prof owpiuu extending into the aperture, `g provided with anindica T rein tad m the said 11191111091? 01 moving tor adapted to copmate with the mid eating diameters suirounding the pu, im operating member rotataby mounad iii and projecting 'Beyond tbs casing, mams @im eiativeiy rekit'ed to. the. mmber in? rotating the disk to succesiifely indicate. the dmv sisters when the. member is imitated zmdsepfi-v rate iiwms for adjusting theV disk.

lu testimony whereof i have Signed. my

name to Lilies Speci'catiox'i, in the presence of EWG Subsciibiuw Witnesses, on this 2nd dai; of

March A., D. 190'? H. JOGHUM, Jr.,

W. CANTWELL; 

